[AYUDA] SE z520a no responde al flasheo

hola amigos de topsony necesito de su ayuda mi sony ericsson z520 no responde al flasheo
lo hice con farmanager, xs++, setool todas las versiones, dflash y nada a continuación les
dejo lo que me dice el programa xs++

Código:

| Hold 'C' button on phone and connect phone NOW. 23:03:13| You have 30 seconds... 23:03:13| 23:03:18| Baseband ID: 8040 23:03:18| Protocol Version: 3.1 23:03:18| 23:03:18| Sending db2010_cid00_prodid_p3l.bin... 23:03:18| Applet ID: 061113 1250 ALUCXC125872_COMPACTPRODUCTION_ID_LOADER P3L 23:03:18| This is a PRODUCTION_ID loader 23:03:18| Activating GDFS... 23:03:18| Warning: IMEI name does not match GDFS name (IMEI:Z520 GDFS:????) 23:03:18| ...using IMEI name 23:03:18| 23:03:18| Sending db2010_cid36red_flash_r2ab.bin... 23:03:19| Applet ID: 050425 0904 MATCXC1326738_COMPACTFLASHLOADER R2AB 23:03:19| This is a FLASH loader 23:03:19| 23:03:19| Profiling SEMC phone... 23:03:19| Platform: DB2010 23:03:19| OTP CID: 36 23:03:19| EROM CID: 36 23:03:19| EROM Color: Red 23:03:19| IMEI: 35719700xxxxxx 23:03:19| Phone ID: Z520 23:03:19| Region: ›_v*A 23:03:19| CDA: ›_¢*A ›_¢*A 23:03:19| Firmware Version: ›^‰ 23:03:19| EROM: n/a 23:03:19| Ready for operation! 23:03:31| Bypassing RSA... 23:03:31| 23:03:31| Sending db2010_cid00_prodid_r2f.bin... 23:03:31| Applet ID: 050404 1011 LLECXC125872_COMPACTPRODUCTION_ID_LOADER R2F 23:03:31| This is a PRODUCTION_ID loader 23:03:31| 23:03:31| Sending db2010_cid00_cert_r2e.bin... 23:03:31| Applet ID: 040319 0923 LLECXC1326739_COMPACTCERTLOADER R2E 23:03:31| This is a CERTIFICATE loader 23:03:31| RSA security disabled! 23:03:31| 23:03:31| Sending db2010_cid00_hack_cs_v23.bin... 23:03:33| Applet ID: 060118 0312 EMPCXC1327364_COMPACT_SEMC_CS_LOADER 23:03:33| This is a CHIPSELECT loader 23:03:33| Activating loader... 23:03:33| Activating GDFS...

si alguien me podría ayudar a solucionar el problema se los agradeceria desde ya
muchas gracias a todos....